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LP2950 数据表(PDF) 2 Page - Calogic, LLC

部件名 LP2950
功能描述  100mA Low Dropout Voltage Regulators
PDF  10 Pages
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制造商  CALOGIC [Calogic, LLC]
网页  http://www.calogic.net
标志 CALOGIC - Calogic, LLC

LP2950 数据表(HTML) 2 Page - Calogic, LLC

  LP2950 Datasheet HTML 1Page - Calogic, LLC LP2950 Datasheet HTML 2Page - Calogic, LLC LP2950 Datasheet HTML 3Page - Calogic, LLC LP2950 Datasheet HTML 4Page - Calogic, LLC LP2950 Datasheet HTML 5Page - Calogic, LLC LP2950 Datasheet HTML 6Page - Calogic, LLC LP2950 Datasheet HTML 7Page - Calogic, LLC LP2950 Datasheet HTML 8Page - Calogic, LLC LP2950 Datasheet HTML 9Page - Calogic, LLC Next Button
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ABSOLUTE MAXIMUM RATINGS
Power Dissipation . . . . . . . . . . . . . . . . . . . . . Internally Limited
Lead Temp. (Soldering, 5 Seconds) . . . . . . . . . . . . . . . 260
oC
Storage Temperature Range . . . . . . . . . . . . . . . -65 to +150
oC
Operating Junction Temperature Range
LP2951. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -55 to +150
oC
LP2950AC/LP2950C
LP2951AC/LP2951C . . . . . . . . . . . . . . . . . . . -40 to +125
oC
Input Supply Voltage . . . . . . . . . . . . . . . . . . . . . . -0.3 to +30V
Feedback Input Voltage . . . . . . . . . . . . . . . . . . . . -1.5 to +30V
Shutdown Input Voltage. . . . . . . . . . . . . . . . . . . . -0.3 to +30V
Error Comparator Output . . . . . . . . . . . . . . . . . . . -0.3 to +30V
ESD Rating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2KV Min
LP2950 / LP2951
CORPORATION
CALOGIC CORPORATION, 237 Whitney Place, Fremont, California 94539, Telephone: 510-656-2900, FAX: 510-651-3025
ELECTRICAL CHARACTERISTICS: VS = 15V, TA = 25
oC, unless otherwise specified.
PARAMETER
LP2951
LP2950AC / LP2951AC LP2950C / LP2951C
UNITS
CONDITIONS
(Note 2)
MIN
TYP
MAX
MIN
TYP
MAX
MIN
TYP
MAX
3V VERSIONS
Output Voltage
2.985
2.964
3.0
3.015
3.036
2.985
2.970
2.964
3.0
3.0
3.0
3.015
3.030
3.036
2.970
2.955
2.940
3.0
3.0
3.0
3.030
3.045
3.060
V
V
V
TJ = 25
oC
-25
oC ≤ TJ ≤ 85oC
Full Operating Temperature
Output Voltage
2.955
3.0
3.045
2.958
3.0
3.042
2.928
3.0
3.072
V
100
µA ≤ IL ≤ 100mA
TJ
≤TJMAX
3.3V VERSIONS
Output Voltage
3.284
3.260
3.3
3.317
3.340
3.284
3.267
3.260
3.3
3.3
3.3
3.317
3.333
3.340
3.267
3.251
3.234
3.3
3.3
3.3
3.333
3.350
3.366
V
V
V
TJ = 25
oC
-25
oC ≤ TJ ≤ 85oC
Full Operating Temperature
Output Voltage
3.251
3.3
3.350
3.254
3.3
3.346
3.221
3.3
3.379
V
100
µA ≤ IL ≤ 100mA
TJ
≤TJMAX
5V VERSIONS
Output Voltage
4.975
4.94
5.0
5.025
5.06
4.975
4.95
4.94
5.0
5.0
5.0
5.025
5.050
5.06
4.95
4.925
4.90
5.0
5.0
5.0
5.05
5.075
5.10
V
V
V
TJ = 25
oC
-25
oC ≤ TJ ≤ 85oC
Full Operating Temperature
Output Voltage
4.925
5.0
5.075
4.93
5.0
5.07
4.88
5.0
5.12
V
100
µA ≤ IL ≤ 100mA
TJ
≤ TJMAX
ALL VOLTAGE OPTIONS
Output Voltage
Temperature Coefficient
20
120
20
50
ppm/
oC
(Note 1)
Line Regulation (Note 3)
0.03
0.1
0.03
0.1
0.04
0.2
%
6V
≤ VIN ≤ 30V (Note 4)
Load Regulation (Note 3)
0.04
0.1
0.04
0.1
0.1
0.2
%
100
µA ≤ IL ≤ 100mA
Dropout Voltage
(Note 5)
50
380
80
450
50
380
80
450
50
380
80
450
mV
mV
IL = 100
µA
IL = 100mA
Ground Current
150
8
170
12
150
8
170
12
150
8
170
12
µA
mA
IL = 100
µA
IL = 100mA
Current Limit
130
200
130
200
130
200
mA
VOUT = 0
Thermal Regulation
0.05
0.2
0.05
0.2
0.05
0.2
%/W
Output Noise,
10Hz to 100KHz
430
160
100
430
160
100
430
160
100
µVrms
µVrms
µVrms
CL = 1
µF
CL = 200
µF
CL = 13.3
µF
(Bypass = 0.01
µF pins 7 to 1 (LP2951))
8-PIN VERSIONS ONLY
LP2951
LP2951AC
LP2951C
Reference Voltage
1.22
1.235
1.25
1.22
1.235
1.25
1.21
1.235
1.26
V
Reference Voltage
1.19
1.27
1.19
1.27
1.185
1.285
V
Over Temperature (Note 6)
Feedback Pin Bias Current
40
60
40
60
40
60
nA
Reference Voltage
Temperature Coefficient
20
20
50
ppm/
oC
(Note 7)
Feedback Pin Bias Current
Temperature Coefficient
0.1
0.1
0.1
nA/
oC



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